*/
package org.opendaylight.controller.md.sal.dom.store.impl;
-import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkState;
import java.util.Map.Entry;
}
public Optional<NormalizedNode<?, ?>> read(final InstanceIdentifier path) {
- Entry<InstanceIdentifier, NodeModification> modification = TreeNodeUtils.findClosest(rootModification, path);
- return getModifiedVersion(path, modification);
- }
+ Entry<InstanceIdentifier, NodeModification> modification = TreeNodeUtils.findClosestsOrFirstMatch(rootModification, path, NodeModification.IS_TERMINAL_PREDICATE);
- private Optional<NormalizedNode<?, ?>> getModifiedVersion(final InstanceIdentifier path,
- final Entry<InstanceIdentifier, NodeModification> modification) {
Optional<StoreMetadataNode> result = resolveSnapshot(modification);
if (result.isPresent()) {
NormalizedNode<?, ?> data = result.get().getData();
private Optional<StoreMetadataNode> resolveSnapshot(final InstanceIdentifier path,
final NodeModification modification) {
try {
+ Optional<Optional<StoreMetadataNode>> potentialSnapshot = modification.getSnapshotCache();
+ if(potentialSnapshot.isPresent()) {
+ return potentialSnapshot.get();
+ }
return resolveModificationStrategy(path).apply(modification, modification.getOriginal(),
StoreUtils.increase(snapshot.getMetadataTree().getSubtreeVersion()));
} catch (Exception e) {
- log.error("Could not create snapshot for {},", e);
+ log.error("Could not create snapshot for {}", path,e);
throw e;
}
}
private ModificationApplyOperation resolveModificationStrategy(final InstanceIdentifier path) {
log.trace("Resolving modification apply strategy for {}", path);
- Optional<ModificationApplyOperation> strategy = TreeNodeUtils.findNode(strategyTree, path);
- checkArgument(strategy.isPresent(),
- "Provided path %s is not supported by data store. No schema available for it.", path);
- return strategy.get();
+ return TreeNodeUtils.findNodeChecked(strategyTree, path);
}
private OperationWithModification resolveModificationFor(final InstanceIdentifier path) {
protected NodeModification getRootModification() {
return rootModification;
}
+
+ @Override
+ public String toString() {
+ return "MutableDataTree [modification=" + rootModification + "]";
+ }
+
+
}